Year	2015 = 100
1980	181.1460212454
1981	162.4618399402
1982	179.6164160801
1983	181.2425578337
1984	171.2666189424
1985	154.3351169527
1986	170.2420802333
1987	186.2585768254
1988	559.0996710103
1989	999.8925610409
1990	1082.7214306213
1991	1089.6871176678
1992	1166.1399128916
1993	1218.7652919205
1994	1090.5122330692
1995	1017.7845985532
1996	1087.2964577401
1997	1350.4410373049
1998	1361.9512078801
1999	1305.861050772
2000	1310.0347029084
2001	1653.8338291606
2002	2055.9909219793
2003	1578.2839955304
2004	1666.2866967779
2005	1545.4753803179
2006	1708.06885189
2007	1612.1303992739
2008	1842.2393585859
2009	1511.192872572
2010	1584.9374037096
2011	1040.2842742712
2012	306.8686689419
2013	174.5113359512
2014	120.8042433206
2015	100
2016	84.0661887766
2017	79.1233508648
2018	67.7908568903
2019	55.3333851429
2020	95.8747847855
2021	72.2366645834